am 045f311b: Merge "Use and to find the tzdata."

* commit '045f311b0a5b3ceed09dfc4b4246c99183a2cef4':
  Use $ANDROID_DATA and $ANDROID_ROOT to find the tzdata.
This commit is contained in:
Elliott Hughes 2013-09-19 11:21:21 -07:00 committed by Android Git Automerger
commit 26e71c1987

View file

@ -2114,7 +2114,15 @@ static int to_int(unsigned char* s) {
return (s[0] << 24) | (s[1] << 16) | (s[2] << 8) | s[3];
}
static int __bionic_open_tzdata_path(const char* path, const char* olson_id, int* data_size) {
static int __bionic_open_tzdata_path(const char* path_prefix_variable, const char* path_suffix,
const char* olson_id, int* data_size) {
const char* path_prefix = getenv(path_prefix_variable);
if (path_prefix == NULL) {
fprintf(stderr, "%s: %s not set!\n", __FUNCTION__, path_prefix_variable);
return -1;
}
char path[PATH_MAX];
snprintf(path, sizeof(path), "%s/%s", path_prefix, path_suffix);
int fd = TEMP_FAILURE_RETRY(open(path, OPEN_MODE));
if (fd == -1) {
XLOG(("%s: could not open \"%s\": %s\n", __FUNCTION__, path, strerror(errno)));
@ -2202,10 +2210,9 @@ static int __bionic_open_tzdata_path(const char* path, const char* olson_id, int
}
static int __bionic_open_tzdata(const char* olson_id, int* data_size) {
// TODO: use $ANDROID_DATA and $ANDROID_ROOT like libcore, to support bionic on the host.
int fd = __bionic_open_tzdata_path("/data/misc/zoneinfo/tzdata", olson_id, data_size);
int fd = __bionic_open_tzdata_path("ANDROID_DATA", "/misc/zoneinfo/tzdata", olson_id, data_size);
if (fd < 0) {
fd = __bionic_open_tzdata_path("/system/usr/share/zoneinfo/tzdata", olson_id, data_size);
fd = __bionic_open_tzdata_path("ANDROID_ROOT", "/usr/share/zoneinfo/tzdata", olson_id, data_size);
if (fd == -2) {
// The first thing that 'recovery' does is try to format the current time. It doesn't have
// any tzdata available, so we must not abort here --- doing so breaks the recovery image!